Towbar multiplex relay

Talk about the 406's electrical system, what wires do what, how to add extra functionality, etc.

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lawrence
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Towbar multiplex relay

Post by lawrence »

I have a 2001 406 hdi estate brought over to france 10 years ago from England.
A few months ago I bought a tow bar online and from the uk I have a French mechanic who has fitted the tow bar but is having a problem with the wiring and now says I need a multiplex relay that did not come with the kit that I purchased.
Can anybody let me know if I do need one to be fitted and which one to purchase.
All I will be towing is a motor bike trailer.
Any help will be much appreciated
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paulb2004uk
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Re: Towbar multiplex relay

Post by paulb2004uk »

Hi,

When I fitted a towbar to my 2001 estate I used a normal wiring kit and scotch blocked to the loom. I
haven't had any issues, trailer lights all working ok and no adverse effects to the cars electrics
lawrence
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Re: Towbar multiplex relay

Post by lawrence »

Thanks for your reply now I have to think of which route to go down :( :?:
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steve_earwig
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Re: Towbar multiplex relay

Post by steve_earwig »

I reckon your mechanic is having a laugh, none of the lighting on a 406 is actually multiplex, it's all direct feed.
Unskilled meddling sin©e 2007

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grasmere59
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Re: Towbar multiplex relay

Post by grasmere59 »

All I can think is he's not much of a mechanic,you just need to identify which wire goes where in the boot area and scotchblock or similar splice into the loom. :?
2011 "11" Mondeo TXS est 200ps in Grey
2003 "53" 110 hdi Executive Estate in Diablo Red
2001 "51" BMW 530i sport in Black
2012 "62" Yamaha XT1200
1974 "M" Honda CB500/4
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1998 "S" Honda XRV 750
dirtydirtydiesel
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Re: Towbar multiplex relay

Post by dirtydirtydiesel »

lawrence wrote:I have a 2001 406 hdi estate brought over to france 10 years ago from England.
A few months ago I bought a tow bar online and from the uk I have a French mechanic who has fitted the tow bar but is having a problem with the wiring and now says I need a multiplex relay that did not come with the kit that I purchased.
Can anybody let me know if I do need one to be fitted and which one to purchase.
All I will be towing is a motor bike trailer.
Any help will be much appreciated
Don't mean to sound rude :roll: , but why not contact the supplying dealer & ask them the question, if as you said you bought a complete kit
2002 110 HDi estate, Rapier in monaco blue! ( found quite a bit more power :cheesy: ) SOLD I've sorted the airbag light :cheesy:
1998 3.0 V6 SE coupe in Diablo Red ( my baby ) sold
2006 206 1.4 16v sport in Aegean blue ( wife's shopping trolley :roll: )

2006 BMW e61 535d m-sport :supafrisk: run's for cover :lol:
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